Export/Import

Today I was running export of an Oracle 9.2.0.1 database. The export completed but with an ORA-600 error: [sourcecode language=‘css’] EXP-00008: ORACLE error 600 encountered ORA-00600: internal error code, arguments: [xsoptloc2], [4], [4], [0], [], [], [], [] ORA-06512: in “SYS.DBMS_AW”, line 347 ORA-06512: in “SYS.DBMS_AW”, line 470 ORA-06512: in “SYS.DBMS_AW_EXP”, line 270 ORA-06512: in line 1 EXP-00083: The previous problem occurred when calling SYS.DBMS_AW_EXP.schema_info_exp[/sourcecode] I googled a bit and found that the problem is with applying some patchset. Then metalink confirmed the same. Somebody tried applying a patch to upgrade it to 9.2.0.5 but didn’t perform all the steps (missed post installation steps, to be precise). Metalink Note 300849.1 covers the issue and also gives the solution. In nutshell startup the database with startup migrate and run catpatch.sql. ...

Well, a simple method to import(export) directly to(from) compressed files using pipes. Its for Unix based systems only, as I am not aware of any pipe type functionality in Windows. The biggest advantage is that you can save lots of space as uncompressing a file makes it almost 5 times or more. (Suppose you are uncompressing a file of 20 GB, it will make 100 GB) As a newbie I faced this problem, so thought about writing a post. ...